ARM_IPI_DDB
sc->sc_ipi_num[ARM_IPI_DDB] = ipiirq[0];
sc->sc_ipi_num[ARM_IPI_DDB] = ipiirq[1];
if (sc->sc_ipi_reason[cpu_number()] == ARM_IPI_DDB) {
if (id == ARM_IPI_DDB)
arm_send_ipi(cpu_info[i], ARM_IPI_DDB);
arm_send_ipi(cpu_info[cpu], ARM_IPI_DDB);
if (ISSET(reasons, 1 << ARM_IPI_DDB))
if (ISSET(reasons, 1 << ARM_IPI_DDB))
if (ISSET(reasons, 1 << ARM_IPI_DDB))
if (ISSET(mbox_val, 1 << ARM_IPI_DDB)) {